Chemical Handling and Storage Flashcards
7 cards from real CPO practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Chemical Handling and Storage flashcards as text
What is the primary purpose of a Safety Data Sheet (SDS) for pool chemicals?
Answer: To detail chemical hazards, safe handling procedures, and first aid measures
An SDS provides comprehensive hazard identification, safe handling, storage requirements, and emergency first aid for each chemical under OSHA HazCom standards.
Which PPE is most critical when handling liquid sodium hypochlorite (liquid chlorine)?
Answer: Chemical-resistant gloves, splash goggles, and protective apron
Sodium hypochlorite is caustic and can cause severe chemical burns to skin and eyes, requiring chemical-resistant splash protection.
Trichlor (trichloroisocyanuric acid) tablets are best classified as which type of chemical?
Answer: Oxidizing agent with a strongly acidic pH near 2.8
Trichlor is an oxidizing agent with a pH of approximately 2.8–3.0, making it both a strong oxidizer and a highly acidic compound.
Calcium hypochlorite (cal hypo) must be stored away from trichlor because:
Answer: Contact between the two can cause a violent fire or explosion
Cal hypo and trichlor are incompatible oxidizers; mixing them can trigger a violent exothermic reaction, fire, or explosion.
In chemical storage, 'segregation' means:
Answer: Physically separating incompatible chemicals to prevent dangerous reactions
Segregation means keeping chemicals that could react hazardously—such as acids with bases or oxidizers with fuels—in separate, distinct storage areas.
What is the recommended storage condition for most dry pool chemicals to maintain stability?
Answer: Cool, dry location below 120°F away from heat sources and moisture
Most pool chemicals should be stored in cool, dry conditions below 120°F to prevent degradation, caking, or hazardous self-decomposition.
If a dry pool chemical is accidentally spilled, the first correct response is to:
Answer: Consult the SDS, avoid mixing with other chemicals, and clean up per SDS instructions
The SDS provides specific spill cleanup procedures; adding water or mixing spilled oxidizers with other chemicals can create dangerous reactions.